SUBSTANCE P By N., Pam M.S. - April 13, 2013 neurochemical that works as transmitter in peripheral and central neural system. It has effect on one's sexual behaviour. Some connect it with mood regulation. This also plays its role in sexual behavior. SUBSTANCE P: "Example: Substance P stimulates growth of cells in culture" Related Psychology Terms MEDIAL PREFRONTAL CORTEX SEX ROLE AUTONOMIC NERVOUS SYSTEM (ANS) MEDIAL PREOPTIC AREA IMPOA) SWINGING DOPAMINE (DA) NEURAL PATHWAY ROLE EXPECTATIONS SEXUAL REFLEX SELF-REGULATION Cite this page: N., Pam M.S., "SUBSTANCE P," in PsychologyDictionary.org, April 13, 2013, https://psychologydictionary.org/substance-p/ (accessed May 31, 2020).